Re: Error in 'make-ca' script

On 2/2/26 7:23 PM, Xi Ruoyao ([email protected] via blfs-dev Mailing List) wrote:
> On Mon, 2026-02-02 at 15:06 -0600, Bruce Dubbs wrote:
>> On 2/2/26 2:47 PM, "Erwin" ([email protected] via blfs-dev Mailing List) wrote:
>>> The 'make-ca' script does not work when the environment variable TMPDIR is
>>> set.
>>> The script contains several calls of 'mktemp'.
>>> On call is:  mktemp -p ${TEMPDIR}/certs -t make-ca.XXXXXXXX.tmp
>>> Unfortunately the parameter '-p' is ignored when $TMPDIR is set
>>> such that the temporary file is created in the wrong directory.
>>> A solution could be to unset TMPDIR before 'mktemp -p' is called.
>>>
>>> The manual of 'mktemp' suggests that the parameter '-p' has precedence over
>>> $TMPDIR.
>>> But a simple test shows that $TMPDIR has precedence instead.
>>>
>>> 'mktemp' from coreutils 9.9 has been used.
>>
>> Our use is according to the man page.  If the implementation is not in accordance
>> with that, then you should probably report it to the coreutils developers.
> 
> The problem is the manual states:
> 
>         -t     interpret TEMPLATE as a single file name component, relative to a
>                directory:  $TMPDIR, if set; else the directory specified via -p;
>                else /tmp [deprecated]
> 
> Thus if -t is used and TMPDIR is set, mktemp will ignore the directory
> gave via -p.
> 
> How about just removing -t here?  It's deprecated anyway.

Hmm.  OK.  I looked for 'mktemp.*-t' and found two instances.  I guess we could make 
that a sed instead of a whole new release.  It seems to be a a rather unusual corner 
case where the environment variable TMPDIR is set.

Xi, do you want to do that?

   -- Bruce

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